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From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Wed, 9 Oct 2019 18:46:56 +0000 (UTC)
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Subject: svn commit: r353362 - head/sys/sys
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Author: trasz
Date: Wed Oct  9 18:46:56 2019
New Revision: 353362
URL: https://svnweb.freebsd.org/changeset/base/353362

Log:
  Fix the compilation workaround so it's not entirely dead code - clang
  also defines __GNUC__.
  
  Submitted by:	cem
  Sponsored by:	Klara Inc, Netflix

Modified:
  head/sys/sys/qmath.h

Modified: head/sys/sys/qmath.h
==============================================================================
--- head/sys/sys/qmath.h	Wed Oct  9 17:36:57 2019	(r353361)
+++ head/sys/sys/qmath.h	Wed Oct  9 18:46:56 2019	(r353362)
@@ -58,7 +58,7 @@ typedef uint64_t	u64q_t;
 typedef	s64q_t		smaxq_t;
 typedef	u64q_t		umaxq_t;
 
-#if defined(__GNUC__)
+#if defined(__GNUC__) && !defined(__clang__)
 /* Ancient GCC hack to de-const, remove when GCC4 is removed. */
 #define	Q_BT(q)		__typeof(1 * q)
 #else